Re: 17494 Falsing on non IE6 systems

[JJC <cummingsj () gmail com>]

This doesn't solve your problem, but you could create a regex that
disables the rev:1 of that rule and enables the rev:3+; of that
rule... that way you don't have to remember to do it, it's automagic
when you update to the ruleset that has the revved rule...

JJC

On Wed, Oct 27, 2010 at 9:17 AM, Weir, Jason <jason.weir () nhrs org> wrote:
> I agree with James - I had to put a "Re-Enable after 12/1/10" note in
> the oink config file..
>
> What a PITA..
>
> -J
>
> > -----Original Message-----
> > From: Lay, James [mailto:james.lay () wincofoods com]
> > Sent: Wednesday, October 27, 2010 10:16 AM
> > To: snort-sigs () lists sourceforge net
> > Subject: Re: [Snort-sigs] 17494 Falsing on non IE6 systems
> >
> >
> > Ya count me in here...rev 1 is firing on just about
> > everything....YAY for us Registered users :)  While I
> > understand the whole pay for rules thing, holding out on
> > releasing a fixed rule for 30 days, such as this one, is
> > kinda crappy.  Not releasing improved/new rules yes, but ones
> > that are broken like this...ya not so much.  Yet another rule
> > disabled.
> >
> > James
> >
> > -----Original Message-----
> > From: Weir, Jason [mailto:jason.weir () nhrs org]
> > Sent: Wednesday, October 27, 2010 7:08 AM
> > To: snort-sigs () lists sourceforge net
> > Subject: Re: [Snort-sigs] 17494 Falsing on non IE6 systems
> >
> > Thanks Joel,
> >
> > Any chance the revision # could be included on the SID page
> >
> > http://www.snort.org/search/sid/1-17494
> >
> > That way I could check before posting to the list..
> >
> > -J
> >
> > > -----Original Message-----
> > > From: Joel Esler [mailto:jesler () sourcefire com]
> > > Sent: Wednesday, October 27, 2010 9:02 AM
> > > To: L0rd Ch0de1m0rt
> > > Cc: Weir, Jason; snort-sigs () lists sourceforge net
> > > Subject: Re: [Snort-sigs] 17494 Falsing on non IE6 systems
> > >
> > >
> > > Current revision on this rule is rev:3.  It looks nothing like the
> > > below.
> > >
> > > Thanks for the feedback Jason.
> > >
> > > Joel
> > >
> > > On Oct 27, 2010, at 8:51 AM, L0rd Ch0de1m0rt wrote:
> > >
> > > > Yea, this is a terribly written rule, especially with Web 2.0
> > > > technologies and advertising companies preferring to create
> > > ginormous
> > > > URIs.  It's not browser specific ... all modern browsers support
> > > > URIs>206 bytes and the RFC doesn't specify a limit....
> > > >
> > > > Are you running the latest version of this rule?  I could
> > > be thinking
> > > > of a different rule but I thought that when this one came out it
> > > > everyone started complaining about it and they disabled it.  I
> > > > recommend all who are running it to disable it.
> > > >
> > > > -L0rd C.
> > > >
> > > > On Wed, Oct 27, 2010 at 7:37 AM, Weir, Jason <jason.weir () nhrs org>
> > > > wrote:
> > > > > Tons of false positives on machines running IE7 & 8...
> > > > >
> > > > > Maybe do a content match on the IE6 user agent - something like
> > > > > content:"compatible; MSIE 6."
> > > > >
> > > > > alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS
> > > (msg:"WEB-CLIENT
> > > > > Microsoft Internet Explorer Long URL Buffer Overflow attempt";
> > > > > flow:established,to_server; urilen:>260; content:"GET";
> > > http_method;
> > > > > content:"HTTP|2F|1|2E|1|0D 0A|"; metadata:service http;
> > > > > reference:bugtraq,19667; reference:cve,2006-3869;
> > > > > classtype:attempted-user; sid:17494; rev:1;)
> > > > >
> > > > > Jason
>
>
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Nokia and AT&T present the 2010 Calling All Innovators-North America contest
Create new apps & games for the Nokia N8 for consumers in  U.S. and Canada
$10 million total in prizes - $4M cash, 500 devices, nearly $6M in marketing
Develop with Nokia Qt SDK, Web Runtime, or Java and Publish to Ovi Store 
http://p.sf.net/sfu/nokia-dev2dev
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